HIGH FREQUENCY ELECTROMAGNETIC INDUCTION CONTROL CIRCUIT Russian patent published in 2023 - IPC H02J7/04 H01H71/10 H05B6/06 

FIELD: electrical engineering.

SUBSTANCE: result is achieved using high-frequency electromagnetic induction control circuit that includes a charging control circuit, a battery control and protection circuit, a storage battery, a main control microcontroller, a display control circuit, a keyboard control circuit, a drive circuit, a high-frequency heating circuit and an induction heating circuit, while the battery control and protection circuit is configured to detect whether the charging voltage and the charging current meet the existing requirements, the battery provides power to the main control microcontroller, and the main control microcontroller is configured to detect the battery input voltage, and the display control circuit sends a signal that indicates whether the battery is in a low voltage state.

EFFECT: creating an induction magnetic field for heating the metal.

9 cl, 34 dwg